diff --git a/arch/arm/soc/nxp_kinetis/k6x/dts.fixup b/arch/arm/soc/nxp_kinetis/k6x/dts.fixup
index b8aa16cb732..91417baea85 100644
--- a/arch/arm/soc/nxp_kinetis/k6x/dts.fixup
+++ b/arch/arm/soc/nxp_kinetis/k6x/dts.fixup
@@ -7,7 +7,7 @@
 #define CONFIG_UART_MCUX_0_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006A000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_0_IRQ_STATUS		NXP_KINETIS_UART_4006A000_IRQ_STATUS
 #define CONFIG_UART_MCUX_0_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006A000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_0_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_0_CLOCK_NAME		NXP_KINETIS_UART_4006A000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_0_CLOCK_SUBSYS		NXP_KINETIS_UART_4006A000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_1_BAUD_RATE		NXP_KINETIS_UART_4006B000_CURRENT_SPEED
@@ -16,7 +16,7 @@
 #define CONFIG_UART_MCUX_1_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006B000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_1_IRQ_STATUS		NXP_KINETIS_UART_4006B000_IRQ_STATUS
 #define CONFIG_UART_MCUX_1_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006B000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_1_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_1_CLOCK_NAME		NXP_KINETIS_UART_4006B000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_1_CLOCK_SUBSYS		NXP_KINETIS_UART_4006B000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_2_BAUD_RATE		NXP_KINETIS_UART_4006C000_CURRENT_SPEED
@@ -25,7 +25,7 @@
 #define CONFIG_UART_MCUX_2_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006C000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_2_IRQ_STATUS		NXP_KINETIS_UART_4006C000_IRQ_STATUS
 #define CONFIG_UART_MCUX_2_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006C000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_2_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_2_CLOCK_NAME		NXP_KINETIS_UART_4006C000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_2_CLOCK_SUBSYS		NXP_KINETIS_UART_4006C000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_3_BAUD_RATE		NXP_KINETIS_UART_4006D000_CURRENT_SPEED
@@ -34,7 +34,7 @@
 #define CONFIG_UART_MCUX_3_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006D000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_3_IRQ_STATUS		NXP_KINETIS_UART_4006D000_IRQ_STATUS
 #define CONFIG_UART_MCUX_3_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006D000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_3_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_3_CLOCK_NAME		NXP_KINETIS_UART_4006D000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_3_CLOCK_SUBSYS		NXP_KINETIS_UART_4006D000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_4_BAUD_RATE		NXP_KINETIS_UART_400EA000_CURRENT_SPEED
@@ -43,7 +43,7 @@
 #define CONFIG_UART_MCUX_4_IRQ_ERROR_PRI	NXP_KINETIS_UART_400EA000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_4_IRQ_STATUS		NXP_KINETIS_UART_400EA000_IRQ_STATUS
 #define CONFIG_UART_MCUX_4_IRQ_STATUS_PRI	NXP_KINETIS_UART_400EA000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_4_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_4_CLOCK_NAME		NXP_KINETIS_UART_400EA000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_4_CLOCK_SUBSYS		NXP_KINETIS_UART_400EA000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_5_BAUD_RATE		NXP_KINETIS_UART_400EB000_CURRENT_SPEED
@@ -52,7 +52,7 @@
 #define CONFIG_UART_MCUX_5_IRQ_ERROR_PRI	NXP_KINETIS_UART_400EB000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_5_IRQ_STATUS		NXP_KINETIS_UART_400EB000_IRQ_STATUS
 #define CONFIG_UART_MCUX_5_IRQ_STATUS_PRI	NXP_KINETIS_UART_400EB000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_5_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_5_CLOCK_NAME		NXP_KINETIS_UART_400EB000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_5_CLOCK_SUBSYS		NXP_KINETIS_UART_400EB000_CLOCK_NAME
 
 #define CONFIG_ADC_0_BASE_ADDRESS		NXP_KINETIS_ADC16_4003B000_BASE_ADDRESS
diff --git a/arch/arm/soc/nxp_kinetis/kl2x/dts.fixup b/arch/arm/soc/nxp_kinetis/kl2x/dts.fixup
index 34158f143bf..ad04de7cf9a 100644
--- a/arch/arm/soc/nxp_kinetis/kl2x/dts.fixup
+++ b/arch/arm/soc/nxp_kinetis/kl2x/dts.fixup
@@ -1,7 +1,7 @@
 /* SoC level DTS fixup file */
 #define CONFIG_NUM_IRQ_PRIO_BITS		ARM_V6M_NVIC_E000E100_ARM_NUM_IRQ_PRIORITY_BITS
 #define CONFIG_UART_MCUX_LPSCI_0_NAME		NXP_KINETIS_LPSCI_4006A000_LABEL
-#define CONFIG_UART_MCUX_LPSCI_0_CLOCK_NAME	NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_LPSCI_0_CLOCK_NAME	NXP_KINETIS_LPSCI_4006A000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_LPSCI_0_CLOCK_SUBSYS	NXP_KINETIS_LPSCI_4006A000_CLOCK_NAME
 
 #define CONFIG_ADC_0_BASE_ADDRESS		NXP_KINETIS_ADC16_4003B000_BASE_ADDRESS
diff --git a/arch/arm/soc/nxp_kinetis/kwx/dts.fixup b/arch/arm/soc/nxp_kinetis/kwx/dts.fixup
index f0b1433842a..24731b472ab 100644
--- a/arch/arm/soc/nxp_kinetis/kwx/dts.fixup
+++ b/arch/arm/soc/nxp_kinetis/kwx/dts.fixup
@@ -34,7 +34,7 @@
 #define CONFIG_UART_MCUX_0_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006A000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_0_IRQ_STATUS		NXP_KINETIS_UART_4006A000_IRQ_STATUS
 #define CONFIG_UART_MCUX_0_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006A000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_0_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_0_CLOCK_NAME		NXP_KINETIS_UART_4006A000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_0_CLOCK_SUBSYS		NXP_KINETIS_UART_4006A000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_1_BAUD_RATE		NXP_KINETIS_UART_4006B000_CURRENT_SPEED
@@ -43,7 +43,7 @@
 #define CONFIG_UART_MCUX_1_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006B000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_1_IRQ_STATUS		NXP_KINETIS_UART_4006B000_IRQ_STATUS
 #define CONFIG_UART_MCUX_1_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006B000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_1_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_1_CLOCK_NAME		NXP_KINETIS_UART_4006B000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_1_CLOCK_SUBSYS		NXP_KINETIS_UART_4006B000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_2_BAUD_RATE		NXP_KINETIS_UART_4006C000_CURRENT_SPEED
@@ -52,7 +52,7 @@
 #define CONFIG_UART_MCUX_2_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006C000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_2_IRQ_STATUS		NXP_KINETIS_UART_4006C000_IRQ_STATUS
 #define CONFIG_UART_MCUX_2_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006C000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_2_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_2_CLOCK_NAME		NXP_KINETIS_UART_4006C000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_2_CLOCK_SUBSYS		NXP_KINETIS_UART_4006C000_CLOCK_NAME
 
 #define CONFIG_UART_MCUX_3_BAUD_RATE		NXP_KINETIS_UART_4006D000_CURRENT_SPEED
@@ -61,7 +61,7 @@
 #define CONFIG_UART_MCUX_3_IRQ_ERROR_PRI	NXP_KINETIS_UART_4006D000_IRQ_ERROR_PRIORITY
 #define CONFIG_UART_MCUX_3_IRQ_STATUS		NXP_KINETIS_UART_4006D000_IRQ_STATUS
 #define CONFIG_UART_MCUX_3_IRQ_STATUS_PRI	NXP_KINETIS_UART_4006D000_IRQ_STATUS_PRIORITY
-#define CONFIG_UART_MCUX_3_CLOCK_NAME		NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_3_CLOCK_NAME		NXP_KINETIS_UART_4006D000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_3_CLOCK_SUBSYS		NXP_KINETIS_UART_4006D000_CLOCK_NAME
 
 #define FLASH_DEV_BASE_ADDRESS		NXP_KINETIS_FTFL_40020000_BASE_ADDRESS
@@ -75,7 +75,7 @@
 #define CONFIG_UART_MCUX_LPUART_0_IRQ		NXP_KINETIS_LPUART_40054000_IRQ_0
 #define CONFIG_UART_MCUX_LPUART_0_IRQ_PRI	NXP_KINETIS_LPUART_40054000_IRQ_0_PRIORITY
 #define CONFIG_UART_MCUX_LPUART_0_NAME		NXP_KINETIS_LPUART_40054000_LABEL
-#define CONFIG_UART_MCUX_LPUART_0_CLOCK_NAME	NXP_KINETIS_SIM_40047000_LABEL
+#define CONFIG_UART_MCUX_LPUART_0_CLOCK_NAME	NXP_KINETIS_LPUART_40054000_CLOCK_CONTROLLER
 #define CONFIG_UART_MCUX_LPUART_0_CLOCK_SUBSYS	NXP_KINETIS_LPUART_40054000_CLOCK_NAME
 
 #define FLASH_DEV_BASE_ADDRESS		NXP_KINETIS_FTFA_40020000_BASE_ADDRESS